13638858156

Names of 13638858156

• Cardinal: 13638858156 can be written as Thirteen billion, six hundred thirty-eight million, eight hundred fifty-eight thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 1.3638858156 × 10¹⁰

Factors of 13638858156

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 217

Divisors of 13638858156

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 28 33 36 37 42 44 49 63 66 74 77 84 98 99 111 121 126 132 147 148 154 157 196 198 222 231 242 252 259 294 308 314 333 363 396 407 441 444 462 471 484 518 539 588 628 666 693 726 777 814 847 882 924 942 1036 1078 1089 1099 1221 1331 1332 1386 1413 1452 1554 1617 1628 1694 1727 1764 1813 1884 2156 2178 2198 2331 2442 2541 2662 2772 2826 2849 3108 3234 3297 3388 3454 3626 3663 3993 4356 4396 4477 4662 4851 4884 5082 5181 5324 5439 5652 5698 5809 5929 6468 6594 6908 7252 7326 7623 7693 7986 8547 8954 9317 9324 9702 9891 10164 10362 10878 11396 11618 11858 11979 12089 13188 13431 14652 15246 15386 15543 15972 16317 17094 17427 17787 17908 18634 18997 19404 19782 19943 20724 21756 23079 23236 23716 23958 24178 25641 26862 27951 30492 30772 31086 31339 32634 34188 34854 35574 36267 37268 37994 39564 39886 40293 40663 46158 47916 48356 49247 51282 52281 53361 53724 55902 56991 59829 62172 62678 63899 65219 65268 69237 69708 71148 72534 75988 79772 80586 81326 83853 84623 92316 94017 98494 102564 104562 106722 108801 111804 113982 119658 121989 125356 127798 130438 132979 138474 145068 147741 161172 162652 167706 169246 170973 179487 188034 191697 195657 196988 208967 209124 213444 217602 219373 227964 239316 243978 253869 255596 260876 265958 276948 282051 284641 295482 335412 338492 341946 344729 358974 365967 376068 383394 391314 398937 417934 435204 438746 443223 447293 487956 507738 531916 564102 569282 575091 586971 590964 626901 658119 683892 689458 702889 717948 731934 761607 766788 782628 797874 835868 853923 877492 886446 894586 930853 1015476 1034187 1128204 1138564 1150182 1173942 1196811 1253802 1316238 1341879 1378916 1405778 1462769 1463868 1523214 1595748 1707846 1772892 1789172 1861706 1880703 1974357 2068374 2108667 2300364 2347884 2393622 2413103 2507604 2561769 2632476 2683758 2792559 2811556 2925538 3046428 3102561 3131051 3415692 3723412 3761406 3948714 4025637 4136748 4217334 4388307 4787244 4826206 4920223 5123538 5367516 5585118 5851076 6205122 6262102 6326001 7239309 7522812 7731779 7897428 8051274 8377677 8434668 8776614 9393153 9652412 9840446 10239383 10247076 11170236 12410244 12524204 12652002 13164921 14478618 14760669 15463558 16102548 16755354 17553228 18786306 19680892 20478766 21717927 23195337 25304004 26329842 28179459 28957236 29521338 30718149 30927116 33510708 34441561 37572612 40957532 43435854 44282007 46390674 52659684 54122453 56358918 59042676 61436298 68883122 69586011 86871708 88564014 92154447 92781348 103324683 108244906 112717836 122872596 137766244 139172022 162367359 177128028 184308894 206649366 216489812 278344044 309974049 324734718 368617788 378857171 413298732 487102077 619948098 649469436 757714342 974204154 1136571513 1239896196 1515428684 1948408308 2273143026 3409714539 4546286052 6819429078 13638858156
• Sum of all divisors σ(n): 45592983072
• Sum of proper divisors (its aliquot sum) s(n): 31954124916
• 13638858156 is an abundant number, because the sum of its proper divisors (31954124916) is greater than itself. Its abundance is 18315266760

Bases of 13638858156

• Binary: 1100101100111100000111010110101100₂
• Hexadecimal: 0x32CF075AC
• Base-36: 69K82B0

Squares and roots of 13638858156

• 13638858156 squared (13638858156²) is 186018451799487720336
• 13638858156 cubed (13638858156³) is 2537079278491935971126500660416
• The square root of 13638858156 is 116785.5220307723
• The cube root of 13638858156 is 2389.2375827141

Scales and comparisons

• 13,638,858,156 seconds is equal to 433 years, 35 weeks, 3 hours, 42 minutes, 36 seconds.
• To count from 1 to 13,638,858,156 would take you about eight hundred sixty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13638858156 cubic inches would be around 199.1 feet tall.

Recreational maths with 13638858156

• 13638858156 backwards is 65185883631
• The number of decimal digits it has is: 11
• The sum of 13638858156's digits is 54
• More coming soon!